body {
    margin: 0;
    padding: 0;
    font-family: "微软雅黑";
    background-color: #f5f5f5;
}

.bgone {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.pic {
    position: absolute;
    width: 10%;
    height: 18%;
    top: 5%;
    left: 5%;
}

.table {
    position: absolute;
    width: 30%;
    height: 60%;
    background-color: white;
    top: 20%;
    left: 35%;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
}

.wel {
    position: absolute;
    width: 100%;
    height: 10%;
    font-size: 30px;
    text-align: center;
    top: 10%;
    color: #333;
}

.wel1 {
    position: absolute;
    width: 100%;
    height: 10%;
    font-size: 14px;
    text-align: center;
    top: 20%;
    color: #666;
}

.user {
    position: absolute;
    width: 80%;
    height: 10%;
    top: 35%;
    left: 10%;
    border: 1px solid #ddd;
    border-radius: 5px;
    display: flex;
    align-items: center;
}

.user img {
    margin-left: 10px;
    width: 20px;
    height: 20px;
}

.user input {
    flex: 1;
    height: 100%;
    border: none;
    outline: none;
    padding: 0 10px;
    font-size: 16px;
}

.password {
    position: absolute;
    width: 80%;
    height: 10%;
    top: 50%;
    left: 10%;
    border: 1px solid #ddd;
    border-radius: 5px;
    display: flex;
    align-items: center;
}

.password img {
    margin-left: 10px;
    width: 20px;
    height: 20px;
}

.password input {
    flex: 1;
    height: 100%;
    border: none;
    outline: none;
    padding: 0 10px;
    font-size: 16px;
}

.btn {
    position: absolute;
    width: 80%;
    height: 10%;
    top: 65%;
    left: 10%;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 18px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #45a049;
}

/* 身份切换按钮样式 */
.identity-switch {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
    margin-top: 25%;
}

.identity-btn {
    display: flex;
    align-items: center;
    padding: 8px 16px;
    margin: 0 10px;
    border: 2px solid #ddd;
    background-color: #f8f8f8;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
}

.identity-btn:hover {
    background-color: #e0e0e0;
}

.identity-btn.active {
    border-color: #4CAF50;
    background-color: #4CAF50;
    color: white;
}

.identity-btn img {
    margin-right: 8px;
}

.identity-btn span {
    font-weight: bold;
}
